Camas-Washougal Historical Society invites the public to discover the history of the Camas Mill during a private access event at 2 p.m. Nov. 16 at the Camas Mill Interpretive Center, 401 Adams St., Camas. Curator Ron Hawkins will highlight paper mill processes and interview local historian Virginia Warren. Attendees will also learn about the Koch family and Georgia-Pacific and view displays.